ck1 - indicated the method that performs each action

It required some focus to track where I was.  Distractions made it
a little tricky.  I found that the comments were helpful and jumping
to each method in the order in which it was called help me to understand the flow.

notes.md

@@ -6,13 +6,16 @@ Which class is responsible for each of the following behaviors?
 For each, explain how the behavior is accomplished.
 
 ### Checking to see whether the game is over
+game.is_over
 
 ### Determining which actions are available at a particular state
+game.get_actions
 
 ### Showing the board
+view.print_board
 
 ### Choosing which action to play on a turn
-
+player.choose_action
 
 ## Checkpoint 2 Notes